{"id":2343,"date":"2022-08-30T15:24:04","date_gmt":"2022-08-30T15:24:04","guid":{"rendered":"https:\/\/unknownerror.org\/index.php\/2014\/01\/05\/tomcat-server-wont-respond-on-port-80-collection-of-common-programming-errors\/"},"modified":"2022-08-30T15:24:04","modified_gmt":"2022-08-30T15:24:04","slug":"tomcat-server-wont-respond-on-port-80-collection-of-common-programming-errors","status":"publish","type":"post","link":"https:\/\/unknownerror.org\/index.php\/2022\/08\/30\/tomcat-server-wont-respond-on-port-80-collection-of-common-programming-errors\/","title":{"rendered":"Tomcat Server won&#39;t respond on port 80-Collection of common programming errors"},"content":{"rendered":"<p>I&#8217;m standing up a TeamCity server that&#8217;s running it&#8217;s own embedded Tomcat instance on Amazon EC2.<\/p>\n<p>I have successfully gotten the instance to respond on port 8111 or 8080, but when I try to change the port to 80 I can&#8217;t get it to respond on that port.<\/p>\n<p>I have my security group set up to allow port 80, and verified that that&#8217;s not the problem.<\/p>\n<p>I&#8217;m not running anything else on my linux instance, just the TeamCity distro, so I don&#8217;t have an apache server or anything running.<\/p>\n<p>What seems odd to me is that when I run it on 8111 or 8080 and subsequently do a netstat I can see those ports being listened on, but when I put the port to 80 and run another netstat port 80 never shows up as being listened on.<\/p>\n<p>Does anyone know why I can&#8217;t get tomcat to respond to port 80?<\/p>\n<p id=\"rop\"><small>Originally posted 2014-01-05 21:58:12. <\/small><\/p>","protected":false},"excerpt":{"rendered":"<p>I&#8217;m standing up a TeamCity server that&#8217;s running it&#8217;s own embedded Tomcat instance on Amazon EC2. I have successfully gotten the instance to respond on port 8111 or 8080, but when I try to change the port to 80 I can&#8217;t get it to respond on that port. I have my security group set up [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2343","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/2343","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/comments?post=2343"}],"version-history":[{"count":0,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/2343\/revisions"}],"wp:attachment":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/media?parent=2343"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/categories?post=2343"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/tags?post=2343"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}